问题

urn to the problem of water pollution, I’d like you to look at a study _________ inAustralia in 2012.

A:having conducted
B:to be conducted
C:conducting
D:conducted;

正确答案是：

同类题型

I just wonder ____ that makes him so excited.

Wasn’t it Dr Wang who spoke to you justnow— ____.

The girl is ______, so she needs a guide dog to help her.

一Are these Mary’s brothers—Yes, .

How do you find Qingdao, Mary?— It’s a beautiful seaside city.I have ________ it for my next holiday.[ ]